44.

52. 

67. why do Jewish people light a menorah at Hanukkah ?

54. 

70. Why is Zhou angry?

57. 

42. The powder immediately ignited and ______ a chain reaction of explosions. 

72. According to the passage, all the following statements are correct except  “______”. 

73. Which of the following can we draw from the para. 1?

36. Please come at six if ______. 

62. Number the following below to show the order in which they appear in the passage. ①Stephen became very interested in black holes. ②Stephen was the eldest child of Frank Hawking and Isobel Walker. ③Stephen built a computer out of old clock and telephone parts. ④Stephen’s mother moved away from London. 

30. We have three sons but ______ of them lives nearby.